Telescope Objective Diameter

The diameter of the full Moon in the focal plane of an average amateur's telescope (focal length 1.5 meters) is 13.8 mm How big would the Moon be in the focal plane of a very large

The diameter of the full Moon in the focal plane of an average amateur ...

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A small telescope has a concave mirror with a 2.00 m radius of curvature for its objective. Its eyepiece is a 4.00 cm focal length lens. (a) What is the telescope's angular magnification? (b) What angle is subtended by a 25,000 km diameter sunspot? (c) What is the angle of its telescopic image? | Numerade

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A telescope of objective lens diameter 2 m uses light of wavelength 5000 Å for viewing stars. The minimum angular separation between two stars whose image - | Shaalaa.com

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$Find the diameter of the Airy disk in the focal plane of a refracting telescope having an objective with a focal length of 1.0 m and a diameter of 10.0 cm. Assume the effective wavelength is 5.50 ×10^-5 cm . | Numerade$

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(Q) Diameter of the moon is 3.5 \times 10^{3} \mathrm{km} and i... …

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